*CTF 2022 kicks off ! ⏰:Sat, 16 Apr., 09:00 UTC+8 — Sun, 17 Apr., 09:00 UTC+8 🔗: ctftime.org/event/1609 ❤️Join our discord: discord.gg/6wy7nnGF3J

By 21:00(UTC+8), the game has been going on for a half. The ranking is as follows: 🥇 0ops 🥈 Nu1L 🥉AAA(Azure Assassin Alliance)

*CTF 2022 is over, thanks to all participants and congrats to 🥇 0ops 🥈 AAA 🥉 DiceGuesser 4⃣ Nu1L 5⃣ L3H Sec 🥳🥳🥳🥳🥳 Hope to see you in ACTF 2022 too!

Friendly reminder: #ACTF2022 #CTF is almost upon us！🥳It will last from June 25, 2022 01:00 — June 27, 2022 01:00 (UTC). 🔗Join the competition at actf2022.xctf.org.cn 🧑‍🤝‍🧑Communicating with other CTFers at discord.gg/KGbrSK8y8g Don't miss out on this amazing match!

3 days until the #ACTF 2022 begins‼️ 🔗Official URL：ctftime.org/event/1682 🧑‍🤝‍🧑Discord：discord.gg/KGbrSK8y8g

Coming soon~~

The game has been on for an hour~

The fighting has continued unabated for 12 hours. The ranking is as follows:

ACTF 2022 has concluded! Congratulations to 🥇 0ops 🥈 Vidar-Team 🥉 pkucc 4⃣ r4kapig 5⃣ SU and the over 310 teams that submitted a flag! Once again, thanks to AAA for sponsoring the event!

The #RCTF 2022 is coming! 👏 📆 The RCTF 2022 will last from December 10, 2022 09:00 to December 12, 2022 09:00 (UTC+8). We are united here, and together for good. 🔗Official URL:rctf2022.xctf.org.cn 🧑‍🤝‍🧑Discord:discord.gg/xpqWfkdMqx

The 1-day countdown of the #RCTF 2022！ ⏰2022.12.10 09:00（UTC+8）——12.12 09:00（UTC+8） 🔗Official URL:rctf2022.xctf.org.cn 🧑‍🤝‍🧑Discord:discord.gg/xpqWfkdMqx

#RCTF 2022 Let's play!

#RCTF 2022 The fighting has continued unabated for 24 hours. The ranking is as follows:

#RCTF 2022 is over, thanks to all participants and congrats to 🥇Organizers 🥈Nu1L 🥉AAA and the over 363 teams that submitted a flag! Once again, thanks to ROIS for sponsoring the event!

Hey! The #SCTF 2023 is coming! 👏 📆 June 17, 2023 01:00—June 19, 2023 01:00 (UTC) 🔗Official URL:  sctf2023.xctf.org.cn 🧑‍🤝‍🧑 Discord: discord.gg/KGbrSK8y8g

Hey! The #DubheCTF 2024 is coming! 👏 📷📷：dubhectf2024.xctf.org.cn ⏰：2024.03.16 01:00-03.18.01:00（UTC）

Hey! The #SekaiCTF 2024 is coming! 👏 This challenge will serve as a qualifier event for XCTF. The Champion Team will be invited to The Finals of the 9th Edition of XCTF.🏆 🔗Official URL：ctf.sekai.team

SekaiCTF 2024 is officially over. Thanks everyone for participating! We hope you enjoyed it. We will read all your feedback carefully to improve next edition.🥰 🥇Nu1L 🥈idek 🥉r3kapig 🏅0ops.ctf 🏅thehackerscrew Congratulations to top 10! As a reminder, we

The #L3HCTF 2025 is coming! 👏 📷 The L3HCTF 2025 will last from July 12, 2025 09:00 to July 14, 2025 09:00 (UTC+8). We are united here, and together for good. 📷ctftime.org/event/2823 📷Discord:discord.gg/UYgPUn7eUH

Hey! The #SekaiCTF 2025 is coming! 👏 This challenge will serve as a qualifier event for XCTF. The Champion Team will be invited to The Finals of the 10th Edition of XCTF.🏆 🔗Official URL：ctf.sekai.team